Philosophical writings : a selection / William of Ockham ; traslated, with an introduction, by Philotheus Boehner, o.f.m. from The Nelson Philosophical Texts Raymond Klibansky general editor
. – Indianapolis : Bobbs-Merrill Educational Publishing, c1964
. – LIX, 167 p. ; 21 cm
. – (Library of liberal arts ; 193)
. –